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Add P_SpawnMobjFromMobjUnscaled, does not scale offsets

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James R 2023-02-18 14:39:43 -08:00
parent a884e332ba
commit 8770d76a4e
2 changed files with 18 additions and 6 deletions
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1
src/p_local.h
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@ -330,6 +330,7 @@ boolean P_CheckDeathPitCollide(mobj_t *mo);
boolean P_CheckSolidLava(mobj_t *mobj, ffloor_t *rover);
void P_AdjustMobjFloorZ_FFloors(mobj_t *mo, sector_t *sector, UINT8 motype);
mobj_t *P_SpawnMobjFromMobjUnscaled(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zofs, mobjtype_t type);
mobj_t *P_SpawnMobjFromMobj(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zofs, mobjtype_t type);
mobj_t *P_SpawnMissile(mobj_t *source, mobj_t *dest, mobjtype_t type);

23
src/p_mobj.c
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@ -14156,18 +14156,14 @@ fixed_t P_ScaleFromMap(fixed_t n, fixed_t scale)
}
//
// P_SpawnMobjFromMobj
// P_SpawnMobjFromMobjUnscaled
// Spawns an object with offsets relative to the position of another object.
// Scale, gravity flip, etc. is taken into account automatically.
//
mobj_t *P_SpawnMobjFromMobj(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zofs, mobjtype_t type)
mobj_t *P_SpawnMobjFromMobjUnscaled(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zofs, mobjtype_t type)
{
mobj_t *newmobj;
xofs = FixedMul(xofs, mobj->scale);
yofs = FixedMul(yofs, mobj->scale);
zofs = FixedMul(zofs, mobj->scale);
newmobj = P_SpawnMobj(mobj->x + xofs, mobj->y + yofs, mobj->z + zofs, type);
if (!newmobj)
return NULL;
@ -14220,6 +14216,21 @@ mobj_t *P_SpawnMobjFromMobj(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zo
return newmobj;
}
//
// P_SpawnMobjFromMobj
// Spawns an object with offsets relative to the position of another object.
// Scale, gravity flip, etc. is taken into account automatically.
// The offsets are automatically scaled by source object's scale.
//
mobj_t *P_SpawnMobjFromMobj(mobj_t *mobj, fixed_t xofs, fixed_t yofs, fixed_t zofs, mobjtype_t type)
{
xofs = FixedMul(xofs, mobj->scale);
yofs = FixedMul(yofs, mobj->scale);
zofs = FixedMul(zofs, mobj->scale);
return P_SpawnMobjFromMobjUnscaled(mobj, xofs, yofs, zofs, type);
}
//
// P_GetMobjHead & P_GetMobjFeet
// Returns the top and bottom of an object, follows appearance, not physics,